Transcription is one of the AI tool categories where paying actually buys meaningfully better accuracy and features — worth knowing when it's justified.
Otter.ai
Strong general-purpose transcription with automatic summaries and action items — the most popular choice for meetings and lectures for good reason.
Fireflies.ai
Similar core functionality, with stronger integration into calendar and meeting tools if your workflow is built around those.
Whisper (OpenAI), self-hosted or via tools built on it
For technically comfortable users, this offers strong accuracy at effectively no ongoing cost, though it requires more setup than a polished consumer app.
When free tiers are enough
If you're transcribing occasionally — one lecture a week, the odd meeting — free tiers of the above tools usually cover it without needing to upgrade.
When paying is worth it
Regular, high-volume use (daily meetings, long lecture series) is where the paid tiers' higher accuracy and longer transcription limits actually pay for themselves.